fix: correctly pass 'distroless' flag to static scanning

bumped snyk-docker-plugin to 2.6.2

Author: shaimendel

package-lock.json

@@ -39,7 +39,7 @@
     "needle": "^2.4.0",
     "sleep-promise": "^8.0.1",
     "snyk-config": "3.0.0",
-    "snyk-docker-plugin": "2.6.1",
+    "snyk-docker-plugin": "2.6.2",
     "source-map-support": "^0.5.16",
     "typescript": "^3.8.3",
     "ws": "^7.2.1",